Home / 99,733,781.66-149,692,634.56-50,584,129.86

Finding the Fourth Proportional to 99,733,781.66, 149,692,634.56 and 50,584,129.86

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Solution

The fourth proportional to 99,733,781.66, 149,692,634.56 and 50,584,129.86 is: 75,922,837.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,733,781.66 : 149,692,634.56 = 50,584,129.86 : x
  2. Step 2: Convert to fraction form
    99,733,781.66/149,692,634.56 = 50,584,129.86/x
  3. Step 3: Cross multiply
    99,733,781.66x = 149,692,634.56 × 50,584,129.86
  4. Step 4: Simplify right side
    99,733,781.66x = 7,572,071,665,668,564
  5. Step 5: Solve for x
    x = 7,572,071,665,668,564/99,733,781.66
  6. Step 6: Final answer
    x = 75,922,837.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.